insects holt ch. 29-3 pg. 712-715. insect characteristics share similar body plan

INSECTSHOLT CH. 29-3

PG. 712-715

INSECT CHARACTERISTICS Share similar body plan

INSECT CHARACTERISTICS Share similar body plan Specilized mouthparts for feeding

INSECT CHARACTERISTICS Share similar body plan Specilized mouthparts for feeding Unique life cycle

INSECT CHARACTERISTICS Share similar body plan Specilized mouthparts for feeding Unique life cycle Ability to fly

INSECT CHARACTERISTICS Share similar body plan Specilized mouthparts for feeding Unique life cycle Ability to fly 3 pair walking legs

ADAPTATIONS FOR FEEDING MANDIBLES-

ADAPTATIONS FOR FEEDING MANDIBLES- Suck up liquid nutrients

ADAPTATIONS FOR FEEDING MANDIBLES- Suck up liquid nutrients Chew wood (termites/carpenter ants)

ADAPTATIONS FOR FEEDING MANDIBLES- Suck up liquid nutrients Chew wood (termites/carpenter ants) Eat hard seeds (harvester ants)

ADAPTATIONS FOR FEEDING MANDIBLES- Suck up liquid nutrients Chew wood (termites/carpenter ants) Eat hard seeds (harvester ants) Suck nectar from deep inside flowers

ADAPTATIONS FOR FLIGHT Lightweight body

ADAPTATIONS FOR FLIGHT Lightweight body Wings


Develop from sac-like outgrowths


Develop from sac-like outgrowths Made of chitin


Develop from sac-like outgrowths Made of chitin Some have 2 pair


Develop from sac-like outgrowths Made of chitin Some have 2 pair Strengthened by veins


Develop from sac-like outgrowths Made of chitin Some have 2 pair Strengthened by veins

Strong muscles to power flight

FLYING INSECTS ‘ptera’=wing

FLYING INSECTS ‘ptera’=wing COLEOPTERA=beetles

First pair of wings=sheild



DIPTERA=flies/mosquitoes 2nd pair of wings used for stability



DIPTERA=flies/mosquitoes 2nd pair of wings used for stability

LEPIDOPTERA=butterflies/moths Wings covered in tiny scales


First pair of wings=sheild DIPTERA=flies/mosquitoes

2nd pair of wings used for stability LEPIDOPTERA=butterflies/moths

Wings covered in tiny scales HYMENOPTERA=bees/wasps/ants

Wings fold over abdomen when not used

INSECT LIFE CYCLE METAMORPHOSIS-dramatic physical

change


change COMPLETE METAMORPHOSIS



EGG LARVA-worm-like stage/eats LOTS



EGG LARVA-worm-like stage/eats LOTS PUPA-resists cold/dry—no eating

CHRYSALIS-butterflies COCOON-moths



EGG LARVA-worm-like stage/eats LOTS PUPA-resists cold/dry—no eating

CHRYSALIS-butterflies COCOON-moths

ADULT

INCOMPLETE METAMORPHOSIS

EGG


EGG NYMPH-small, wingless, non-reproductive

form of adult


EGG NYMPH-small, wingless, non-reproductive

form of adult ADULT

SOCIAL INSECTS Divide labor, parental care

SOCIAL INSECTS Divide labor, parental care Communicate between individuals

SOCIAL INSECTS Divide labor, parental care Communicate between individuals CASTE-individuals role in social community

SOCIAL INSECTS Divide labor, parental care Communicate between individuals CASTE-individuals role in social community PHERMONES-hormone-like chemical used

for communication


for communication HONEYBEES


for communication HONEYBEES

QUEEN-lays eggs

SOCIAL INSECTS Divide labor, parental care Communicate between individuals CASTE-individuals role in social community PHERMONES-hormone-like chemical used for

communication HONEYBEES

QUEEN-lays eggs WORKER-female, sterile, cleans/cares/gets food/repairs



QUEEN-lays eggs WORKER-female, sterile, cleans/cares/gets food/repairs DRONE-male




TERMITES




TERMITES QUEEN-lays eggs




TERMITES QUEEN-lays eggs KINGS-males

SOCIAL INSECTS Divide labor, parental care Communicate between individuals CASTE-individuals role in social community PHERMONES-hormone-like chemical used for communication HONEYBEES


TERMITES QUEEN-lays eggs KINGS-males WORKERS-gather food, raise young, excavate tunnels

SOCIAL INSECTS Divide labor, parental care Communicate between individuals CASTE-individuals role in social community PHERMONES-hormone-like chemical used for communication HONEYBEES


TERMITES QUEEN-lays eggs KINGS-males WORKERS-gather food, raise young, excavate tunnels SOLDIERS-defend colony

SUBPHYLUM MYRIAPODA MYRIAPODA=many legs

SUBPHYLUM MYRIAPODA MYRIAPODA=many legs CENTIPEDES-


One pair of legs/segment (silverfish)


One pair of legs/segment (silverfish) Flat Poisonous



MILLIPEDES 2 pair of legs/segment



MILLIPEDES 2 pair of legs/segment round



MILLIPEDES 2 pair of legs/segment round scavengers

insects holt ch. 29-3 pg. 712-715. insect characteristics share similar body plan

Documents

pair slide

wing slide

sheild slide

chitin slide

stability slide

feeding mandibles slide

flight lightweight body

similar body plan slide